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Updated June 9, 2019

Family name origins & meanings

  • English : variant of Case.
  • Irish : Anglicized form of Gaelic Ó Ciosáin, which Woulfe describes as a variant of Ó Casáin, with the same meaning as Ó Caisín (see Cashion).
  • Americanized spelling of German Kirchmann (see Kirchman).

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